Atty. Marc Gilliéron
“The trust my clients place in me – and my ability to understand their needs – this is what drives me most each day.” With more than 20 years’ experience in the commodities industry, Marc’s expertise includes trade finance, international sanctions and trade embargoes, commercial contracts, and regulatory issues. He regularly advises among the largest companies in the energy and soft commodities sectors on contentious and non-contentious commercial and financial operations.
Trade Law Attorney · 28+ Years Experience
Profile Summary
About Marc Gilliéron at a Glance
Marc Gilliéron is an attorney, practicing at Chabrier Avocats LLC. They have 28+ years of legal experience, licensed to practice since 1998. Admitted to practice in Switzerland, Admitted to the Bar (1998). Recognitions include Best Lawyers in America — Trade Law (2026). Serves clients in Geneva and the surrounding metropolitan area.
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About Marc Gilliéron
- “The trust my clients place in me – and my ability to understand their needs – this is what drives me most each day.” With more than 20 years’ experience in the commodities industry, Marc’s expertise includes trade finance, international sanctions and trade embargoes, commercial contracts, and regulatory issues
- He regularly advises among the largest companies in the energy and soft commodities sectors on contentious and non-contentious commercial and financial operations
- Marc’s expertise also includes a broad range of finance, corporate and commercial transactions (including domestic and cross-border M&A, joint ventures and private equity transactions) as well as commercial contracts and related work, particularly for companies and investors active in the commodities and real estate sectors
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Professional Profile
Why Clients in Geneva Choose Marc Gilliéron
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Marc Gilliéron's practice.
Decade-Tested Legal Experience
Marc Gilliéron brings 28+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.
Local Presence in Geneva
A Geneva-based practice means Marc Gilliéron attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
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